/*
 * Copyright (c) 2006, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.wso2.carbon.registry.search.ui;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.registry.search.stub.common.xsd.ResourceData;

import javax.servlet.http.HttpServletRequest;

public class Utils {

    private static final Log log = LogFactory.getLog(Utils.class);

    public static Object getParameter(HttpServletRequest request, String paramName) {
        return request.getParameter(paramName);
    }



    public static ResourceData[] getChildren(int start, int pageLength, ResourceData[] childPaths) {
        int availableLength = 0;
        if (childPaths != null && childPaths.length > 0) {
            availableLength = childPaths.length - start;
        }
        if (availableLength < pageLength) {
            pageLength = availableLength;
        }

        ResourceData[] resultChildPaths = new ResourceData[pageLength];
        System.arraycopy(childPaths, start, resultChildPaths, 0, pageLength);
        return resultChildPaths;
    }
}
